KpGen is a password generator. It has some interesting features, like a random generator based on mouse movement with some strong options. It can also work as a hash calculator, calculating hashes of passwords and phrases.

qtmtp is a small tool to manage files on MTP-capable MP3 players. It allows upload, download, and deleting with these devices, and in many cases allows batch mode too. This program must be run with root because of access limitations in the underlying USB system.